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Hasil cari dari kata atau frase: phytohormone (0.01972 detik)
Found 2 items, similar to phytohormone.
English → English (WordNet)
Definition: phytohormone
phytohormone
n : (botany) a hormone-like plant product [syn:
plant hormone,
growth regulator]
English → English (gcide)
Definition: phytohormone
Hormone
\Hor"mone\ (h[^o]r"m[=o]n), n. [From Gr. "orma`ein to
excite.]
1. (Physiological Chem.) A chemical substance formed in one
organ and carried in the circulation to another organ on
which it exerts a specific effect on cells at a distance
from the producing cells; thus, pituitary hormones
produced in the brain may have effects on cells in distant
parts of the body..
[Webster 1913 Suppl. +PJC]
2. (Physiological Chem.) a chemical substance, whether
natural or synthetic, that functions like a hormone in a
living organism. Thus, synthetic steroid hormones may be
more effective than their natural counterparts.
[PJC]
3. (Bot.) A substance that controls growth rate or
differentiation in plants; also called
phytohormone. The
most well-known are the
auxins that stimulate growth at
the growing tips of plants, and control root formation and
the dropping of leaves; and the
gibberellins, which are
used in agriculture to promote plant growth.
[PJC]
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